Delta C2000 series User Manual page 557

Classical field oriented control ac motor drive

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Table of Contents

Operands: None

: frequency command, S

This command FREQ can control frequency command, acceleration time and

deceleration time of the AC motor drive. Special register control is shown as

M1025: controls RUN (On)/STOP (Off) of the drive. (Run is valid when Servo

M1026: Operation directions FWD (On)/REV (Off) of the drive.

M1040: controls Servo On (On)/ Servo Off (Off).

M1042: enable quick stop(ON)/ disable quick stop(Off)

M1044: enable Stop (On)/ disable stop(Off)

M1052: frequency locked (On)/ disable frequency locked(Off)

3. S2, S3 : Acceleration and deceleration time setting. Its decimal point must

according to the Pr01-45 Time Unit for Acceleration/Deceleration and S Curve.

For example:

When Pr01-45=0 "Unit=0.01 sec"

The S2 of below Ladder diagram is set as 50 and it means acceleration is 0.5

The S3 of below Ladder diagram is set as 60 and it means deceleration is 0.6

WhenM11=Off, the drive frequency command will become 0Hz.

Word Devices

H KnX KnY KnM T

On (M1040 On).)

Chapter 16 PLC Function C2000 Series

Operation control of the AC motor drive

16-bit command (7 STEPS)

32-bit command

Flag signal: M1028

: acceleration time, (Pr01-12) S

: deceleration time